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Service bulletin B640525

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11025683
Published by NHTSA2025-11-25
Manufacturer's numberB640525
Manufacturer's date2025-11-14
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

1. The customer states that the output air from one of the vehicle vent assemblies doesn’t match the desiredtemperature, will change temperature opposite of climate settings. 2. The customer states that the output air from one of the vehicle vent assemblies doesn’t match the desired temperature, nor change from Hot/Cold.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Vehicles listed
BMW X32025, 2026

Listing a model year does not mean every vehicle of it is concerned: the document says which.